41865840 has 60 divisors (see below), whose sum is σ = 140601864. Its totient is φ = 11164032.

The previous prime is 41865809. The next prime is 41865853. The reversal of 41865840 is 4856814.

It is a tau number, because it is divible by the number of its divisors (60).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 41865795 and 41865804.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28354 + ... + 29793.

Almost surely, 2^41865840 is an apocalyptic number.

41865840 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

41865840 is an abundant number, since it is smaller than the sum of its proper divisors (98736024).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

41865840 is a wasteful number, since it uses less digits than its factorization.

41865840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58166 (or 58157 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 36.

The square root of 41865840 is about 6470.3817507161. The cubic root of 41865840 is about 347.2321556293.

The spelling of 41865840 in words is "forty-one million, eight hundred sixty-five thousand, eight hundred forty".